Foods such as black licorice can cause black diarrhea. Photo Credit rÃÂ©glisse image by corinne matusiak from <a href=http://www.fotolia.com>Fotolia.com</a>. Black diarrhea is often the sign of blood in the digestive tract that can have multiple causes depending on where the bleeding is coming from. Locations can range from anywhere from the nose or mouth to the colon, though bleeding lower in the GI tract tends to present as blood in the stool more than as black diarrhea.
gemstone - a crystalline rock that can be cut and polished for jewelry; he had the gem set in a ring for his wife; she had jewels made of all the rarest stones. gem, stone. jewellery, jewelry - an adornment (as a bracelet or ring or necklace) made of precious metals and set with gems (or imitation gems)
Gemstone Meanings: The Surprising Symbolism of Your Jewels. Weâve all heard that diamonds symbolize true love, but what are the symbolic meanings of other popular gemstones? From ancient times to today, gems of every hue have been imbued with significance and special powers by cultures around the world.